/* Base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Helvetica Neue', Arial, sans-serif; /* Professional and widely supported font */
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: #f8f9fa;
    color: #333;
}

/* Header and Logo */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1rem 2rem;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    background-color: #5a6268;
    color: #ffffff;
    box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.1);
}

.logo a {
    text-decoration: none;
}

.logo-img {
    max-height: 40px;
    width: auto;
}

/* Main content */
main {
    text-align: center;
    margin-top: 100px; /* Adjusts for fixed header */
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 1rem;
}

main h1 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #555;
    margin-bottom: 1rem;
    font-family: 'Helvetica Neue', Arial, sans-serif; /* Explicit font for headings */
}

/* DNS Content Section */
.dns-content {
    max-width: 600px;
    text-align: left;
    font-size: 1rem;
    line-height: 1.6;
    color: #666;
    background-color: #ffffff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-top: 1rem;
    font-family: 'Helvetica Neue', Arial, sans-serif; /* Explicit font for DNS content */
}

.dns-content ul {
    list-style-type: none;
    padding: 0;
}

.dns-content li {
    margin: 0.5rem 0;
    font-size: 1rem;
    color: #333;
}

.dns-content a {
    color: #007bff;
    text-decoration: none;
}

.dns-content a:hover {
    text-decoration: underline;
}